Android Custom Views: Draw your own content

In previous article, I showed you how to create basic custom view by extending standard Views. However, extending a standard Android view is not enough. In some cases, we must draw the custom view. In this article, we’ll make Android custom views that draws a chart using the Canvas class.

This is a sketch for custom view:

Create MyView class

In my project, create a class with name is MyView that extending Android View class. Add constructor method for MyView class and override onDraw method.